JLG 1100SB Service Manual - Manual (Page 59)

SECTION 3 - CHASSIS & TURNTABLE
3121265 – JLG Lift – 3-17
4. Make sure that the functioning is regular and with-
out any excessive noises and vibrations.
5. Make sure that the oil temperature does not
exceed values listed previously.
After having finished running-in the gearbox, follow the
steps given below.
6. Check that there are no oil leaks. If leaks are
present, fix them before proceeding.
7. Check the level of oil in the gearmotor.
8. It possible that the presence of air in the system
during the first start up could cause the application
of the brake to be slowed down. It is advised to
repeat the application and release functions of
the brake to purge air from the brake.
9. Check that there are no other problems in general.
General Information
The gearbox is designed and built for wheel drive.
The unit includes planetary gearbox, 3 stages, rotating
housing type.
The illustrations show the parts and the main functions of
the gearbox.
A strict and consistent compliance with the specifications
of this technical manual ensure the minimum operating
costs and a longer unit life.
Photographic documentation and drawings are supplied
for educational purposes, so as to safely and properly
carry out maintenance operations.
Minor deviations from pictures of this manual may appear
on the actual gearbox. However, these discrepancies are
not relevant to the main parameters, or maintenance func-
tions.
Connecting the Brake
The gearbox is fitted with a negative multi disk safety
brake with hydraulic control release (parking brake). For
information regarding the characteristics of the brake refer
to the installation drawing.
Filling-up the Gearbox with Lubricating Oil
The motor and the gearbox have separate lubrication. The
gearbox is lubricated by oil splashing. The recommended
type of oil is SAE 80W/90 or SAE 85W/140 with EP fea-
tures complying with MIL-L-2105 C & API GL5. Refer to
Table 3-3, Suggested Lubricants According SAE 80W/90
and SAE 85W/140 API GL5 Grade.
NOTE: During operation the oil temperature must not
exceed 85-90° C intermittent.
Table 3-2. Brake Technical Data
Brake Release Pressure (16 bar)
Maximum Operating Pressure Brake (50 bar)
Braking Torque (265 ± 10% Nm)